20219868904

素因数分解:

$2^3\times {\mathrm{709}}^1\times {\mathrm{3564857}}^1$

素因数の和:3565572

約数の個数: 16

約数和(自身を含む): 37965737700

約数和(自身を除く): 17745868796

約数列:

[1, 2, 4, 8, 709, 1418, 2836, 5672, 3564857, 7129714, 14259428, 28518856, 2527483613, 5054967226, 10109934452, 20219868904]

約数ペア:

[(1, 20219868904), (2, 10109934452), (4, 5054967226), (8, 2527483613), (709, 28518856), (1418, 14259428), (2836, 7129714), (5672, 3564857)]